IIRC is each safe as long as you don't try to call any routines in the loop!

Copying to a new hash is hardly a threat.

Cheers Rolf

PS: Je suis Charlie!

In reply to Re^3: How can one change the keys of a hash to an alternative set of keys? by LanX
in thread How can one change the keys of a hash to an alternative set of keys? by tkguifan

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